31 int __percpu_counter_init(struct percpu_counter *fbc, s64 amount, gfp_t gfp,
34 #define percpu_counter_init(fbc, value, gfp)				\  argument
38 		__percpu_counter_init(fbc, value, gfp, &__key);		\
41 void percpu_counter_destroy(struct percpu_counter *fbc);
42 void percpu_counter_set(struct percpu_counter *fbc, s64 amount);
43 void percpu_counter_add_batch(struct percpu_counter *fbc, s64 amount,
45 s64 __percpu_counter_sum(struct percpu_counter *fbc);
46 int __percpu_counter_compare(struct percpu_counter *fbc, s64 rhs, s32 batch);
48 static inline int percpu_counter_compare(struct percpu_counter *fbc, s64 rhs)  in percpu_counter_compare()  argument
50 	return __percpu_counter_compare(fbc, rhs, percpu_counter_batch);  in percpu_counter_compare()
53 static inline void percpu_counter_add(struct percpu_counter *fbc, s64 amount)  in percpu_counter_add()  argument
55 	percpu_counter_add_batch(fbc, amount, percpu_counter_batch);  in percpu_counter_add()
58 static inline s64 percpu_counter_sum_positive(struct percpu_counter *fbc)  in percpu_counter_sum_positive()  argument
60 	s64 ret = __percpu_counter_sum(fbc);  in percpu_counter_sum_positive()
64 static inline s64 percpu_counter_sum(struct percpu_counter *fbc)  in percpu_counter_sum()  argument
66 	return __percpu_counter_sum(fbc);  in percpu_counter_sum()
69 static inline s64 percpu_counter_read(struct percpu_counter *fbc)  in percpu_counter_read()  argument
71 	return fbc->count;  in percpu_counter_read()
79 static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc)  in percpu_counter_read_positive()  argument
81 	s64 ret = fbc->count;  in percpu_counter_read_positive()
89 static inline bool percpu_counter_initialized(struct percpu_counter *fbc)  in percpu_counter_initialized()  argument
91 	return (fbc->counters != NULL);  in percpu_counter_initialized()
100 static inline int percpu_counter_init(struct percpu_counter *fbc, s64 amount,  in percpu_counter_init()  argument
103 	fbc->count = amount;  in percpu_counter_init()
107 static inline void percpu_counter_destroy(struct percpu_counter *fbc)  in percpu_counter_destroy()  argument
111 static inline void percpu_counter_set(struct percpu_counter *fbc, s64 amount)  in percpu_counter_set()  argument
113 	fbc->count = amount;  in percpu_counter_set()
116 static inline int percpu_counter_compare(struct percpu_counter *fbc, s64 rhs)  in percpu_counter_compare()  argument
118 	if (fbc->count > rhs)  in percpu_counter_compare()
120 	else if (fbc->count < rhs)  in percpu_counter_compare()
127 __percpu_counter_compare(struct percpu_counter *fbc, s64 rhs, s32 batch)  in __percpu_counter_compare()  argument
129 	return percpu_counter_compare(fbc, rhs);  in __percpu_counter_compare()
133 percpu_counter_add(struct percpu_counter *fbc, s64 amount)  in percpu_counter_add()  argument
136 	fbc->count += amount;  in percpu_counter_add()
141 percpu_counter_add_batch(struct percpu_counter *fbc, s64 amount, s32 batch)  in percpu_counter_add_batch()  argument
143 	percpu_counter_add(fbc, amount);  in percpu_counter_add_batch()
146 static inline s64 percpu_counter_read(struct percpu_counter *fbc)  in percpu_counter_read()  argument
148 	return fbc->count;  in percpu_counter_read()
155 static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc)  in percpu_counter_read_positive()  argument
157 	return fbc->count;  in percpu_counter_read_positive()
160 static inline s64 percpu_counter_sum_positive(struct percpu_counter *fbc)  in percpu_counter_sum_positive()  argument
162 	return percpu_counter_read_positive(fbc);  in percpu_counter_sum_positive()
165 static inline s64 percpu_counter_sum(struct percpu_counter *fbc)  in percpu_counter_sum()  argument
167 	return percpu_counter_read(fbc);  in percpu_counter_sum()
170 static inline bool percpu_counter_initialized(struct percpu_counter *fbc)  in percpu_counter_initialized()  argument
177 static inline void percpu_counter_inc(struct percpu_counter *fbc)  in percpu_counter_inc()  argument
179 	percpu_counter_add(fbc, 1);  in percpu_counter_inc()
182 static inline void percpu_counter_dec(struct percpu_counter *fbc)  in percpu_counter_dec()  argument
184 	percpu_counter_add(fbc, -1);  in percpu_counter_dec()
187 static inline void percpu_counter_sub(struct percpu_counter *fbc, s64 amount)  in percpu_counter_sub()  argument
189 	percpu_counter_add(fbc, -amount);  in percpu_counter_sub()